<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>

	<body>
	</body>
	<script>
		class Action {
			handle() {
				handle1()
				handle2()
				handle3()
			}
			handle1() {
				console.log('1')
			}
			handle2() {
				console.log('2')
			}
			handle3() {
				console.Log('3')
			}
		}
	</script>

</html>